20180736

素因数分解:

$2^8\times 3^2\times {\mathrm{19}}^1\times {\mathrm{461}}^1$

素因数の和:502

約数の個数: 108

約数和(自身を含む): 61381320

約数和(自身を除く): 41200584

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 32, 36, 38, 48, 57, 64, 72, 76, 96, 114, 128, 144, 152, 171, 192, 228, 256, 288, 304, 342, 384, 456, 461, 576, 608, 684, 768, 912, 922, 1152, 1216, 1368, 1383, 1824, 1844, 2304, 2432, 2736, 2766, 3648, 3688, 4149, 4864, 5472, 5532, 7296, 7376, 8298, 8759, 10944, 11064, 14592, 14752, 16596, 17518, 21888, 22128, 26277, 29504, 33192, 35036, 43776, 44256, 52554, 59008, 66384, 70072, 78831, 88512, 105108, 118016, 132768, 140144, 157662, 177024, 210216, 265536, 280288, 315324, 354048, 420432, 531072, 560576, 630648, 840864, 1062144, 1121152, 1261296, 1681728, 2242304, 2522592, 3363456, 5045184, 6726912, 10090368, 20180736]

約数ペア:

[(1, 20180736), (2, 10090368), (3, 6726912), (4, 5045184), (6, 3363456), (8, 2522592), (9, 2242304), (12, 1681728), (16, 1261296), (18, 1121152), (19, 1062144), (24, 840864), (32, 630648), (36, 560576), (38, 531072), (48, 420432), (57, 354048), (64, 315324), (72, 280288), (76, 265536), (96, 210216), (114, 177024), (128, 157662), (144, 140144), (152, 132768), (171, 118016), (192, 105108), (228, 88512), (256, 78831), (288, 70072), (304, 66384), (342, 59008), (384, 52554), (456, 44256), (461, 43776), (576, 35036), (608, 33192), (684, 29504), (768, 26277), (912, 22128), (922, 21888), (1152, 17518), (1216, 16596), (1368, 14752), (1383, 14592), (1824, 11064), (1844, 10944), (2304, 8759), (2432, 8298), (2736, 7376), (2766, 7296), (3648, 5532), (3688, 5472), (4149, 4864)]